Home / 814,820.37-1,124,430.50-452,234.87

Finding the Fourth Proportional to 814,820.37, 1,124,430.50 and 452,234.87

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Solution

The fourth proportional to 814,820.37, 1,124,430.50 and 452,234.87 is: 624,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,820.37 : 1,124,430.50 = 452,234.87 : x
  2. Step 2: Convert to fraction form
    814,820.37/1,124,430.50 = 452,234.87/x
  3. Step 3: Cross multiply
    814,820.37x = 1,124,430.50 × 452,234.87
  4. Step 4: Simplify right side
    814,820.37x = 508,506,678,730.36
  5. Step 5: Solve for x
    x = 508,506,678,730.36/814,820.37
  6. Step 6: Final answer
    x = 624,072.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.